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/*
*
* IPV4 Local Link library with GLib integration
*
* Copyright (C) 2009-2010 Aldebaran Robotics. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#include <sys/time.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <netpacket/packet.h>
#include <net/ethernet.h>
#include <netinet/if_ether.h>
#include <arpa/inet.h>
#include <glib.h>
#include "ipv4ll.h"
#include "common.h"
#include "../src/connman.h"
/**
* Return a random link local IP (in host byte order)
*/
uint32_t ipv4ll_random_ip(void)
{
unsigned tmp;
uint64_t rand;
do {
__connman_util_get_random(&rand);
tmp = rand;
tmp = tmp & IN_CLASSB_HOST;
} while (tmp > (IN_CLASSB_HOST - 0x0200));
return ((LINKLOCAL_ADDR + 0x0100) + tmp);
}
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